1453201234 has 4 divisors (see below), whose sum is σ = 2179801854. Its totient is φ = 726600616.

The previous prime is 1453201201. The next prime is 1453201237. The reversal of 1453201234 is 4321023541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1072366009 + 380835225 = 32747^2 + 19515^2 .

It is a super-2 number, since 2×1453201234² = 4223587652998245512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453201199 and 1453201208.

It is not an unprimeable number, because it can be changed into a prime (1453201237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363300307 + ... + 363300310.

Almost surely, 2^1453201234 is an apocalyptic number.

1453201234 is a deficient number, since it is larger than the sum of its proper divisors (726600620).

1453201234 is an equidigital number, since it uses as much as digits as its factorization.

1453201234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726600619.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1453201234 is about 38120.8766163634. The cubic root of 1453201234 is about 1132.6835309832.

Adding to 1453201234 its reverse (4321023541), we get a palindrome (5774224775).

The spelling of 1453201234 in words is "one billion, four hundred fifty-three million, two hundred one thousand, two hundred thirty-four".